Phone Comparison - vivo Y51s vs Oppo A78 4G vs Infinix Hot 40
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| Manufacturer | vivo | Oppo | Infinix |
| Announced | July 2020 | July 2023 | December 2023 |
| Status | Coming Soon - July 2020 | Available - July 2023 | Coming Soon - December 2023 |
| Colors | Black, Blue, White | Mist Black, Aqua Green | Palm Blue, Horizon Gold, Starlit Black, Starfall Green |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
162 x 76.6 x 8.5 mm (6.38 x 3.02 x 0.33 in) |
160 x 73.2 x 7.9 mm (6.3 x 2.88 x 0.31 in) |
168.6 x 76.6 x 8.3 mm (6.64 x 3.02 x 0.33 in) |
| Weight | 190 g (6.7 oz) | 180 g (6.35 oz) | 196 g (6.91 oz) |
| SIM Type | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 2100 | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | 1, 3, 4, 5, 8, 34, 38, 39, 40, 41 | LTE | 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 |
| 5G Network | 5G band 1(2100), 41(2500), 78(3500); SA/NSA | - | - |
| Messaging | |||
| Build Features | - Fingerprint Sensor (side-mounted) |
- Fingerprint Sensor IP54, dust and splash resistant |
- Fingerprint Sensor (side-mounted) |
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| OS | Android 10 | Android 13 | Android 13 |
| User Interface | Funtouch 10.5 | ColorOS 13.1 | XOS 13.5 |
| Processor | Octa-core (2x2.0 GHz Cortex-A77 & 6x1.8 GHz Cortex-A76), Exynos 880 | Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver), Qualcomm SM6225 Snapdragon 680 4G (6 nm) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55), Mediatek MT6769H Helio G88 (12nm) |
| GPU | Mali-G76 | Adreno 610 | Mali-G52 MC2 |
| RAM | 6 GB | 8 GB | 8 GB |
| Internal Memory | 128 GB | 256 GB | 256 GB |
| External Memory | No | microSDXC | microSDXC (dedicated slot) |
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| Type | IPS LCD Capacitive Touchscreen | FHD+ AMOLED Screen 90Hz Refresh Rate 430 Nits, Corning Gorilla Glass 5 |
FHD+ IPS LCD Screen 90Hz Refresh Rate 500 Nits (peak) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.53 inches | 6.43 inches | 6.78 inches |
| Resolution | 1080 x 2340 pixels (395 ppi) | 1080 x 2400 pixels (409 ppi) | 1080 x 2460 pixels (396 ppi) |
| Screen-to-Body Ratio | 84.21% | 85.35% | 84.63% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 48 MP + 2 MP + 2 MP | 50 MP + 2 MP | 50 MP + 2 MP + 0.08 MP |
| Flash | LED Flash | LED Flash | Quad-LED Flash |
| Features | 48 MP, f/1.8, 25mm (wide), 1/2.0", 0.8µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, Panorama |
50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
50 MP, f/1.6, (wide), AF 2 MP, f/2.4, (macro) 0.08 MP, (auxiliary lens) HDR, Panorama |
| Video | 4K@30fps, 1080p@30fps; gyro-EIS | 1080p@30fps | 1440p@30fps, 1080p@30fps |
| Front Camera | 8 MP, f/2.0, (wide), HDR, 1080p@30fps [Similar] |
8 MP, f/2.0, (wide) 1080p@30fps [Similar] |
32 MP, f/2.2, (wide) Dual-LED flash 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A, 5G (3.6+ Gbps DL) | HSPA, LTE | HSPA, LTE |
| Bluetooth | 5.0, A2DP, LE, aptX HD | 5.0, A2DP, LE | Yes |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | microUSB 2.0, USB On-The-Go | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS, GALILEO, GLONASS, BDS | GPS |
| Browser | Yes | Yes | Yes |
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| Internal | 128 GB, 6 GB RAM UFS 2.1 | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM |
| Expandable Storage | No | microSDXC | microSDXC (dedicated slot) |
| USB OTG | Supported | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery Fast battery charging 18W |
Li-Po Non-removable 67W wired, PD, 76% in 30 min |
Non-removable Li-Po Battery Fast battery Charging 33W wired, 20-75% in 35 min Reverse wired |
| Capacity | 4500 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
